发明名称 Sealing system for grade mounted light fixture
摘要 A light fixture includes a lamp housing, a removable cover, a light transparent lens, a lamp and a gasket. The lamp housing has a hollow interior and an open top. The removable cover is releasably coupled to the housing and extends over and laterally beyond the open top, and has an aperture extending through it. The cover also has depending ribs. The gasket is mounted between and seals joints between the lens, the cover and the housing. The gasket is confined between the ribs to ensure its proper alignment.
申请公布号 US4931915(A) 申请公布日期 1990.06.05
申请号 US19890327546 申请日期 1989.03.23
申请人 HUBBELL INCORPORATED 发明人 QUIOGUE, HONESTO D.
分类号 F21V31/00 主分类号 F21V31/00
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